CN222454190U - Material lifting machine for construction site - Google Patents

Abstract

The utility model belongs to the technical field of material handling of construction sites, in particular to a material hoister for construction sites, which comprises a frame, a hoisting rail and an anti-drop hoisting frame, wherein a limit sleeve which is sleeved on the hoisting rail in a sliding way is fixedly connected to a top frame integrally arranged on the upper part of the frame, the anti-drop hoisting frame comprises a boom which is inserted on the top frame, two ends of a connecting seat arranged at the lower end of the boom are rotatably connected with limit rods, the ends of the limit rods are inserted in limit grooves which are formed in the hoisting rail at equal intervals, and springs are sleeved on the boom. According to the utility model, the anti-drop lifting frame is arranged on the frame for lifting materials, when the rope body is broken in the process of lifting materials, the end head of the limiting rod is timely inserted into the limiting groove of the lifting rail, so that the purposes of limiting and fixing are achieved, the safety of lifting materials is enhanced, the anti-drop effect is conveniently achieved in the use process, the limiting and fixing are timely carried out after the lifting rope is broken, and the safety performance of operation and use is improved.

Description

Material lifting machine for construction site

Technical Field

The utility model relates to the technical field of material handling of construction sites, in particular to a material lifting machine for construction sites.

Background

In the building construction process, various materials are usually required to be used, manual transportation is adopted for large-scale materials, and the large-scale materials are inconvenient, so that people can lift the materials to relative positions by means of a material lifting machine, people can use the materials conveniently, the building construction efficiency is greatly improved, and the labor intensity of the people is reduced.

However, in the process of using the building material hoister, due to the weight of materials and the ageing of the traction ropes, the phenomenon that the traction ropes are broken easily occurs in the process of hoisting the materials, after the traction ropes are broken, the frame and the materials in the frame fall down rapidly, and after the frame and the materials collide with the ground, the frame and the materials in the frame are damaged, and the potential safety hazard is large.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a material lifter for construction sites, which solves the problems that a traction rope is easy to break under the conditions of the weight of materials and the ageing of the traction rope, so that the materials in the frame and the frame fall down rapidly, the materials are damaged and a large potential safety hazard exists.

(II) technical scheme

The utility model adopts the following technical scheme for realizing the purposes:

The utility model provides a material lifting machine on building site job site, includes frame, lifting rail and anti-drop hoisting frame, fixedly connected with slip cap establishes the stop collar on lifting rail on the roof-rack of frame upper portion integral type setting, and settles on the roof-rack and have anti-drop hoisting frame, and anti-drop hoisting frame is including the jib of pegging graft on the roof-rack to the connecting seat both ends that the jib lower extreme was settled rotate and are connected with the gag lever post, and the end of gag lever post is pegged graft in the spacing groove of equidistant seting up on lifting rail, and the cover is equipped with the spring on the jib.

Further, the both ends of jib buckle and set up, and pass perforation and limit nut threaded connection that offer on roof-rack and the connecting seat in proper order, limit nut threaded connection is on the screw thread section at jib both ends head position, and the intermediate position department fixedly connected with rope loop of jib to the pivot seat that the integral type set up on the connecting seat is rotated through the pivot and is connected with the one end of gag lever post, and peg graft in the spacing groove of lifting rail under the other end initial state of gag lever post, fixed connection's engaging lug passes through the pivot and rotates to be connected on the axle round pin seat that sets up on the roof-rack on the gag lever post runs through the setting groove of seting up on the roof-rack, and the spring lower extreme that the cover was established is contradicted on the connecting seat, upper end is contradicted on the roof-rack on the jib.

Further, fixedly connected with fills the frame on the frame, fills fixedly connected with baffle on the frame, and is connected with the door body through hinge rotation on the frame, fixedly connected with handle on the door body.

(III) beneficial effects

Compared with the prior art, the utility model provides a material hoister for a construction site, which has the following beneficial effects:

according to the utility model, the anti-drop lifting frame is arranged on the frame for lifting materials, when the rope body is broken in the process of lifting materials, the end head of the limiting rod is timely inserted into the limiting groove of the lifting rail, so that the purposes of limiting and fixing are achieved, the safety of lifting materials is enhanced, the anti-drop effect is conveniently achieved in the use process, the limiting and fixing are timely carried out after the lifting rope is broken, and the safety performance of operation and use is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a frame structure according to the present utility model;

Fig. 3 is a schematic structural view of an anti-falling lifting frame in the present utility model.

1, A frame, 101, a filling frame, 102, a top frame, 1021, a placement groove, 1022, a shaft pin seat, 103, a limiting sleeve, 2, a lifting rail, 201, a limiting groove, 3, an anti-drop lifting frame, 301, a suspender, 3011, a rope ring, 3012, a limiting nut, 302, a connecting seat, 303, a spring, 304, a limiting rod, 3041, a connecting lug, 4, a door body, 401, a handle, 5 and a baffle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

As shown in fig. 1, fig. 2 and fig. 3, the material hoister in construction site of a construction site provided by one embodiment of the utility model comprises a frame 1, a hoisting rail 2 and an anti-drop hoisting frame 3, wherein a limit sleeve 103 is fixedly connected to a top frame 102 integrally arranged at the upper part of the frame 1 and is arranged on the hoisting rail 2, the frame 1 can slide smoothly up and down on the hoisting rail 2 under the action of the limit sleeve 103, the frame 1 can be conveniently and stably operated, the anti-drop hoisting frame 3 is arranged on the top frame 102, the anti-drop hoisting frame is convenient to play an anti-drop role in the use process, the hoisting rope is timely fixed after being broken, the potential safety hazard existing in dropping of the frame 1 is effectively avoided, the hoisting safety performance is improved, the anti-drop hoisting frame 3 comprises a hoisting rod 301 inserted on the top frame 102, the whole hoisting frame body and the hoisting rope are ensured to be stably connected together, the effective hoisting and carrying operation of materials is conveniently carried out, two ends of a connecting seat 302 arranged at the lower end of the hoisting rod 304 are rotatably connected with a limit rod 304, the end of the limit rod 304 is conveniently and stably operated in the hoisting rail 2, the end of the hoisting rail is provided with a limit groove 201, the limit rod is conveniently and is matched with the limit rod 304 in the use process, the limit groove 201 is effectively prevented from being cut off, and the limit rod is effectively matched with the limit groove 201 in the use process, and the limit groove is effectively used to be prevented from being cut off in the limit groove 201, and has the limit groove is stable in the use.

As shown in fig. 1 and 3, in some embodiments, two ends of the boom 301 are bent and sequentially pass through holes formed in the top frame 102 and the connecting seat 302 to be in threaded connection with the limit nut 3012, so that the boom 301 can be stably mounted on the top frame 102, and can slide smoothly on the boom 301 in use, so that the boom 301 can slide on the top frame 102 under the condition that the boom 301 is pulled by a hoisting rope, and then the limit rod 304 is driven to rotate on the top frame 102, so that the end head of the limit rod 304 is inserted into the limit groove 201 of the lifting track 2 to perform effective limit fixation, so that the frame 1 is limited on the lifting track 2, or moves out of the limit groove 201 to cancel the limit fixation, so that the frame 1 slides smoothly on the lifting track 2, the limit nut 3012 is in threaded connection with the thread sections at two end heads of the boom 301, the lifting rod 301 is stably limited on the connecting seat 302 by utilizing the cooperation between the residual lifting rods 301 of the limiting nuts 3012, so that the lifting rod 301 and the connecting seat 302 are stably connected together, the rope ring 3011 is fixedly connected to the middle position of the lifting rod 301, the lifted lifting rope is conveniently and stably connected to the lifting rod 301, the lifting machine can conveniently slide on the lifting track 2 by pulling the frame 1 while winding the lifting rope, the effective lifting and carrying operation of materials stored on the frame 1 is achieved, the integrally arranged rotating shaft seat on the connecting seat 302 is rotationally connected with one end of the limiting rod 304 through the rotating shaft, when the lifting rope is pulled and broken, the limiting rod 304 can smoothly rotate on the top frame 102, the end of the limiting rod 304 is inserted into the limiting groove 201 on the lifting track 2 for limiting, or the end of the limiting rod 304 is separated from the limiting groove 201 on the lifting track 2 for withdrawal limiting, the utility model discloses a lifting rope is convenient for insert the gag lever post 304 in the spacing groove 201 in the moment of breaking and carry out timely effectual spacing fixed, the condition that deposit building material frame 1 dropped behind the broken rope is effectively avoided, the security that reinforcing material promoted, peg graft in the spacing groove 201 of lifting track 2 under the other end initial state of gag lever post 304, fixed connection's on the gag lever post 304 engaging lug 3041 passes through the pivot rotation to be connected on the pivot seat 1022 that sets up on roof frame 102, the smooth and easy rotation of gag lever post 304 on roof frame 102 is convenient for carry out spacing fixed anti-drop operation in time, the security that reinforcing material promoted, the gag lever post 304 runs through and settles on the setting groove 1021 that sets up on roof frame 102, the smooth rotation of gag lever post 304 on roof frame 102 is convenient for, guarantee stable use, and the spring 303 lower extreme conflict that the cover was established on jib 301 and engaging seat 302 is on roof frame 102, be convenient for when the lifting rope was pulled, lifting jib 301 and connecting seat 302 upwards move, compression spring 303 simultaneously, after the lifting rope is broken, spring 303 promotes connecting seat 302 and stopper post 304 and reset rod, reach the purpose of guaranteeing that the spacing is fixed in the time of reaching the spacing groove of inserting, and reaching the purpose.

As shown in fig. 1 and 2, in some embodiments, a filling frame 101 is fixedly connected to a frame 1, a baffle 5 is fixedly connected to the filling frame 101, the baffle 5 is stably connected to the frame 1 by using the filling frame 101, the periphery of the frame 1 is enclosed to form a storage cavity for storing building materials, the building materials are ensured to be effectively stored so as to facilitate the subsequent lifting operation of the building materials, a door body 4 is rotatably connected to the frame 1 through a hinge, a handle 401 is fixedly connected to the door body 4, the door body 4 is ensured to be smoothly mounted to the frame 1, and the door body 4 is smoothly rotated in the use process so as to facilitate the smooth switching operation of the door body 4 by hands, and the building materials are stably stored in the storage cavity space formed on the frame 1, so that the stable lifting operation of the building materials is completed.

It should be noted that the above-mentioned embodiments are merely preferred embodiments of the present utility model, and the present utility model is not limited thereto, but may be modified or substituted for some of the technical features thereof by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (4)

1. A material hoist for a construction site, comprising a frame (1), a lifting track (2) and an anti-drop lifting frame (3), characterized in that: a limit sleeve (103) slidably mounted on the lifting track (2) is fixedly connected to a top frame (102) integrally arranged on the upper part of the frame (1), and an anti-drop lifting frame (3) is arranged on the top frame (102), the anti-drop lifting frame (3) comprises a suspension rod (301) plugged into the top frame (102), and a connecting seat (302) arranged at the lower end of the suspension rod (301) is rotatably connected to a limit rod (304) at both ends, the end of the limit rod (304) is plugged into a limit groove (201) provided at equal intervals on the lifting track (2), and a spring (303) is sleeved on the suspension rod (301). 2. A material hoist for a construction site according to claim 1, characterized in that: the two ends of the suspension rod (301) are bent and sequentially pass through the through holes opened on the top frame (102) and the connecting seat (302) to be threadedly connected with the limiting nut (3012), the limiting nut (3012) is threadedly connected to the threaded sections at the two end ends of the suspension rod (301), and a rope ring (3011) is fixedly connected at the middle position of the suspension rod (301), and the rotating shaft seat integrally arranged on the connecting seat (302) is rotatably connected to one end of the limiting rod (304) through the rotating shaft, and the other end of the limiting rod (304) is initially inserted into the limiting groove (201) of the lifting track (2). 3. A material hoist for a construction site according to claim 2, characterized in that: the connecting ear (3041) fixedly connected to the limit rod (304) is rotatably connected to the axle pin seat (1022) arranged on the top frame (102) through an axle pin, the limit rod (304) is through-placed in the placement groove (1021) opened on the top frame (102), and the spring (303) sleeved on the suspension rod (301) has its lower end abutted against the connecting seat (302) and its upper end abutted against the top frame (102). 4. A material hoist for a construction site according to claim 1, characterized in that: a filling rack (101) is fixedly connected to the frame (1), a baffle (5) is fixedly connected to the filling rack (101), and a door body (4) is rotatably connected to the frame (1) via a hinge, and a handle (401) is fixedly connected to the door body (4).